"""
业务逻辑服务层
"""

from app.services.customer_service import CustomerService
from app.services.staff_service import StaffService
from app.services.negotiation_service import NegotiationService
from app.services.statistics_service import StatisticsService
from app.services.report_service import ReportService
from app.services.attendance_service import AttendanceService

__all__ = [
    'CustomerService',
    'StaffService', 
    'NegotiationService',
    'StatisticsService',
    'ReportService',
    'AttendanceService'
]
